Cutaneous Malignancies Flashcards
1
Q
M/c cutaneous neoplasm
A
BCCa
2
Q
When BCCa’s are located in these areas, they tend to be more aggressive and have a higher risk of recurrence
A
Embryonic fusion planes (“H” zone)
- Nasolabial folds
- Floor of nose
- Columella
- Preauricular regions
- Inner and outer canthus of eye
3
Q
Types of BCCa
A
- Nodular (m/c type)
- Superficial (rare in H&N, usu extremities)
- Morphea
- Pigmented
- Fibroepithelioma
4
Q
Nodular BCCa
A
Pearly, telangiectatic papule
Central ulceration
Rolled at the base
m/c type
5
Q
Margins for BCCa excision
A
4 mm
6
Q
Nevoid Basal Cell Carcinoma Syndrome (Gorlin’s Syndrome)
A
- Auto Dom
- Multiple BCCa at early age
- Odontogenic keratocyst
- Rib abnlities (bifid ribs)
- Scoliosis
- MR
- Frontal bossing
7
Q
How does BCCa extend
A
Peripherally,not vertically
8
Q
How does SCCa extend
A
Vertically
9
Q
Types of SCCa
A
- Solar Keratosis
- Spindle cell
- Adenoid
- Verrucous
- Bowen’s disease
10
Q
What is bowen’s disease?
A
Erythematous patch or plaque, may have scales, noninvasive
-carcinoma in situ
11
Q
Margins for SCCa excision
A
Early dz: 4-6 mm
Advanced dz: 1-2 cm
